function showUsers(str)
 {
 var xmlhttp;
if(str=="--select--")
  {
	document.getElementById("users").innerHTML="<option>--select--</option>";
	return;
  }
if (window.XMLHttpRequest)
  {// code for IE7+, Firefox, Chrome, Opera, Safari
  xmlhttp=new XMLHttpRequest();
  }
else
  {// code for IE6, IE5
  xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
xmlhttp.onreadystatechange=function()
  {
  if (xmlhttp.readyState==4 && xmlhttp.status==200)
    {
    document.getElementById("users").innerHTML="<option>--select--</option>"+xmlhttp.responseText;
    }
  }
xmlhttp.open("GET","getUsers.jsp?usertype="+str,true);
xmlhttp.send();
}




function showDetails(str1,str2)
 {
 var xmlhttp;
if(str1=="--select--"||str2=="--select--")
  {
	document.getElementById("details").innerHTML="";
	return;
  }
if (window.XMLHttpRequest)
  {// code for IE7+, Firefox, Chrome, Opera, Safari
  xmlhttp=new XMLHttpRequest();
  }
else
  {// code for IE6, IE5
  xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
xmlhttp.onreadystatechange=function()
  {
  if (xmlhttp.readyState==4 && xmlhttp.status==200)
    {
    document.getElementById("details").innerHTML=xmlhttp.responseText;
    }
  }
xmlhttp.open("GET","getDetails.jsp?usertype="+str1+"&users="+str2,true);
xmlhttp.send();
}


